Magnum 3000 Stackable HubsInstallation and User Guide (07/06)

The Group # switch settings must not be the same for any two Magnum 3000 units operating in one managed stack. Factory default switch settings cannot be relied upon, and the user must check and/or change the Group # address switch settings for each managed Magnum 3000 unit installed.

If a network management software package is in use, the Group # addresses set for each Magnum 3000 physical unit will be reflected in the NMS displays, statistics and controls that correspond to that unit's Group # address. (While non-sequential Group # addresses will not prevent the units in a stack from working properly in the network, such numbering tends to create problems for network administration and are therefore discouraged accordingly.)

A Magnum 3000 stack may have from 2 to 20 active units (not including an optional 3000-AGT unit, which could be the 21st box in a large stack). The stacked units may be any combination of Magnum 3024s, 3012s,3000X and they may be arranged in any order, physically and logically, for Group numbering purposes. Switch settings for Group # addresses of zero and from 21 to 31 are not recognized by the NMS software in a managed system, and the use of such Group # addresses is discouraged.

Switch 7 of the eight-position DIP switch is no longer used. In previous versions of the product line it allowed the use of a PC-based SNMP AGENT. Switch 8 of the eight-position DIP switch is also unused.

The "P1" DB-9 connector on the upper part of the rear panel is used for a serial port into the optional embedded SNMP agent board. If there is no embedded agent board in a unit, "P1" is not present. See Section 5.1 for operational information on the optional SNMP embedded agent board.

2.4Magnum 3012 Hub - 12 RJ-45 Ports, One PM bonus port slot

The Magnum 3012 Hub provides 12 shielded RJ-45 ports on the front of the

unit, and is otherwise like the Model 3024 described above. Refer to the descriptive material in Section 2.3 above.

Two LEDs (RX & LINK)

Steady On LINK LED = Port is Operational

Flashing LINK LED

= Port is Partitioned

for each RJ-45 10BASE-T port.

Flashing RX LED

= Port Activity

LINK

Magnum 3000 RX

Stackable Hub

GARRETT

Twelve RJ-45 10BASE-T Ports

Figure 2.4a, Magnum 3012 Hub, Front View

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GarrettCom Magnum 3000 manual Magnum 3012 Hub 12 RJ-45 Ports, One PM bonus port slot, 4a, Magnum 3012 Hub, Front View